Long Valley Caldera

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  Hot Creek in winter
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  Hot Creek in summer
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  NE rim
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  Hot spring in Caldera
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  Mammoth Lakes town

Bishop Tuff

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  Two layers of the Bishop Tuff: lower layer was from ashfall, upper layer was from the main pyroclastic flow.
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  Rocks from the Bishop tuff, uncompressed with pumice on left; compressed with fiamme on right.
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  Southern margin of the pyroclastic flow looking west towards the Sierra Nevada. The Lower Owens River is seen along the edge of the flow, and the town of Bishop, California at left.

Maps and illustrations

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  Map of Long Valley/Mono area
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  Cross section of the Long Valley Caldera
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  Cross section of the Long Valley Caldera
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  Map of the Long Valley Caldera, with Bishop Tuff outlined.
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  Simplified flow map